Am Sonntag, dem 21.01.2024 um 09:53 +0100 schrieb Pavel Sanda: > It surprised me that TeX -> Tex stylechange passed your muster, > it's usually me who is on the punk side of things :) This is a problem in the bib file. The English alpha.bst sentence-cases titles (the German alphadin.bst doesn't), and TeX (or \TeX) is not properly grouped here. I'll fix that. -- Jürgen